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  1. K

    Rechargeable Power Supply Question

    Oh.. thats good to know, I'll likely get those to be safe. Want these batteries to last lol and yes, I'm not overly confident in the quality of those circuits because they are so cheap, so I ordered a few in hopes at least one will work .
  2. K

    Rechargeable Power Supply Question

    Awesome! Thank you very much for the help, I've ordered a few to try out.
  3. K

    Rechargeable Power Supply Question

    Ok, so going off of these suggestions, I've found these two circuits that I believe will accomplish what I'm looking for. Each seems to have a variable voltage output, both capable of reaching 12VDC. So, I would just like to confirm with you all that these are a good bet...
  4. K

    Rechargeable Power Supply Question

    I thought about doing that, and I could for this one, but if this project works out, I'll be making more. So I was hoping to find a source that sells these parts. I've looked through Arrow and Digikeys websites, and I didn't see a set up that had an integrated charging port. But I may have...
  5. K

    Rechargeable Power Supply Question

    The fan uses 3.36W and current is 0.16A. I can't see it having to run on battery for more than a few hours. So nothing too big would be needed.
  6. K

    Rechargeable Power Supply Question

    I have a basic knowledge of electrical circuits and electronics, but I need help with this next project of mine. I will be building a fan box with a computer fan. The fan runs on 12VDC, and I'd like the power source to be battery, with the option of an AC plug for times when recepticals are...
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